查询词典 rectangular coordinates

At the designed operating frequency, the refractive index approximates zero, which makes the nondirective electromagnetic wave tend to approximate plane wave along the normal direction of the superstrate and congregate the radiation energy. The gain patterns of the rectangular waveguide antenna and arrays with and without DNG structure are compared.

比较了双负媒质结构加载前后矩形波导天线及其阵列的增益方向图，数值仿真和测量结果表明，天线的前向增益得到显著的提高，同时对后向辐射也有一定的抑制效果。

Can draw a straight line, round, rectangular.

可以画直线、圆、矩形。

Based on the mapping of small vc procedures can draw a straight, round, rectangular, oval, all their own definition of...

基于vc的绘图小程序，能画，直线，圆，矩形，椭圆，可以进行线形，颜色设置。

But more and more people are discovering that straw baled into rectangular blocks is an excellent and inexpensive building material.

然而，越来越多的人发现被塑形为长方体的稻梗是一种很好并且便宜的建筑材料。

Based on the analysis of signature mismatch by using rectangular window and root-raised cosine pulse shaping filter on non-frequency-selective fading multipath channels, a batched robust blind linear multiuser detection is proposed.

分析了非频率选择性多径信道下采用矩形窗脉冲成形以及均方根升余弦脉冲成形的DS-CDMA系统中特征波形的失配问题，提出了批处理实现的稳健盲线性多用户检测。

A study has been made on the determination of locating orientation while baying out rectangular objects.

还对矩形物体布局时定位方向的确定进行了研究。

ONB ; Bowering Model ; Two-phase flow ; narrow rectangular channel

过冷沸腾起始点； Bowering模型；两相流；窄缝流道

The longitudinal slots are cut in the broadsides of the rectangular waveguides which are conform with a large circular cylindrical conducting surface covered by a dielectric layer.

本文研究覆介质导体大圆柱表面矩形波导宽边轴向缝隙共形阵列天线的设计理论。

The author of this text make the Cotes formula extend for n-dimensional space through fine nature of higher-dimensional rectangular region.

本文作者从高维矩形区域的优良性质出发，将Cotes公式推广到了n维空间上，并给出了较为简单的截断误差估计。

Scanning the luggage of passengers debarking a flight from Venezuela, she noticed one that was densely packed with rectangular shapes.

在对从委内瑞拉来的一架航班的行李进行扫描检查时，她注意到一件方方正正的厚重物品。

Don not attempt to do something which you can not to do.

不要企图做那些办不到的事情。

The expression of CTGF and TNF-αweredetected by immunochemistry and the number of Clara Cells was calculated.

光镜下观察肺组织的病理变化，采用免疫组化染色观察肺组织中结缔组织生长因子和肿瘤坏死因子-α的表达和Clara细胞的数量。